Economic development in the sepik river basin
Philpott, Malcolm Monckton
Economic development in the sepik river basin An Appraisal of transport needs and potential in 1971-1972 / Malcolm Monckton Philpott - Papua New Guinea U.O.P.N.G A.N.U 1972 - P.V
Economic Development
Economic growth - Sepik River basin
Transport Potential
Economic development in the sepik river basin An Appraisal of transport needs and potential in 1971-1972 / Malcolm Monckton Philpott - Papua New Guinea U.O.P.N.G A.N.U 1972 - P.V
Economic Development
Economic growth - Sepik River basin
Transport Potential